Lloyd S. Wagner Books

El Chupacabras

By Lloyd S. Wagner

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El Chupacabras

By Lloyd S. Wagner

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Greenman

By Lloyd S Wagner

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Frankenstein or The Modern Prometheus

By Mary Shelley

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What you create can destroy you. One freezing morning, a lone man wandering across the Arctic ice caps is rescued from starvation by a ship's captain. That man is Victor Frankenstein and his story...

Don Quixote Part One

By Miguel De Cervantes Saavedra

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Man has long had the power to take life, but what will happen when he learns to give it? Intrigued by this question, young Victor Frankenstein - a devoted student of science - becomes obsessed with...

Greenman

By Lloyd S Wagner

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The prisoner of zenda

By Lloyd S. Wagner

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Mary Shelleys Frankenstein Adapted by Lloyd S Wagner

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.